SUFF/UFF FILTRATION SYSTEMS CHAPTER 5: TROUBLESHOOTING
5.1 Troubleshooting Guide
Pump won't
start.
Pump stops
during
filtering
process.
Motor is hot.
Pump stops and motor is cool.
Pump starts and abruptly stops.
Pumping is
erratic.
Oil not being
returned to
frypot.
After filtering, fryer does not operate properly.
Return valve not fully opened.
Tripped circuit breaker or thermal overload switch. Incorrect or no line voltage.
Failed return microswitch.
Allow motor to cool for at least 45 minutes and then press thermal overload switch on motor. Reset the
Move filter handle to OFF. Allow oil to cool then empty pan. Verify filter paper and screen, or filter- leaf if equipped, are clean and properly installed. Refill pan and restart process.
Reset thermal overload and circuit breaker. Verify wiring harness is properly connected; a damaged harness should be replaced by a FASC. Pump is blocked. Call FASC for service.
Filter pan suction tube, or
Motor or 24 VAC transformer failed; call for service.
Verify
Verify paper and screen, or
Solidified oil or sediment is likely clogging the return line. Clear line.
Clogged
Verify drain valve is fully closed.